/**
 ** \file Ipv6Address.h
 ** \date  2006-09-21
 ** \author grymse@alhem.net
**/
/*
Copyright (C) 2007  Anders Hedstrom

This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.

This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
*/
#ifndef _SOCKETS_Ipv6Address_H
#define _SOCKETS_Ipv6Address_H
#include "sockets-config.h"
#ifdef ENABLE_IPV6

#include "SocketAddress.h"
#ifdef IPPROTO_IPV6
#if defined( _WIN32) && !defined(__CYGWIN__)
typedef unsigned __int32 uint32_t;
#endif

#ifdef SOCKETS_NAMESPACE
namespace SOCKETS_NAMESPACE {
#endif

/** Ipv6 address implementation.
    \ingroup basic */
class Ipv6Address : public SocketAddress
{
public:
    /** Create empty Ipv6 address structure.
        \param port Port number */
    Ipv6Address(port_t port = 0);
    /** Create Ipv6 address structure.
        \param a Socket address in network byte order
        \param port Port number in host byte order */
    Ipv6Address(struct in6_addr& a,port_t port);
    /** Create Ipv6 address structure.
        \param host Hostname to be resolved
        \param port Port number in host byte order */
    Ipv6Address(const std::string& host,port_t port);
    Ipv6Address(struct sockaddr_in6&);
    ~Ipv6Address();

    // SocketAddress implementation

    operator struct sockaddr *();
    operator socklen_t();
    bool operator==(SocketAddress&);

    void SetPort(port_t port);
    port_t GetPort();

    void SetAddress(struct sockaddr *sa);
    int GetFamily();

    bool IsValid();
    std::auto_ptr<SocketAddress> GetCopy();

    /** Convert address struct to text. */
    std::string Convert(bool include_port = false);
    std::string Reverse();

    /** Resolve hostname. */
static  bool Resolve(const std::string& hostname,struct in6_addr& a);
    /** Reverse resolve (IP to hostname). */
static  bool Reverse(struct in6_addr& a,std::string& name);
    /** Convert address struct to text. */
static  std::string Convert(struct in6_addr& a,bool mixed = false);

    void SetFlowinfo(uint32_t);
    uint32_t GetFlowinfo();
#ifndef _WIN32
    void SetScopeId(uint32_t);
    uint32_t GetScopeId();
#endif

private:
    Ipv6Address(const Ipv6Address& ) {} // copy constructor
    Ipv6Address& operator=(const Ipv6Address& ) { return *this; } // assignment operator
    struct sockaddr_in6 m_addr;
    bool m_valid;
};


#ifdef SOCKETS_NAMESPACE
} // namespace SOCKETS_NAMESPACE {
#endif
#endif // IPPROTO_IPV6
#endif // ENABLE_IPV6
#endif // _SOCKETS_Ipv6Address_H


